Cheapest return flights from Montreal to Buenos Aires in December from $821

Best time to book flights for Montreal (YUL) to Buenos Aires (EZE) flights at AirHint

AirHint found the following cheapest return flights from Montreal (YUL) to Buenos Aires (EZE) in December 2025 (see full year).

Return flights

02 Dec - 09 Dec United
04 Dec - 11 Dec United
08 Dec - 15 Dec United
03 Dec - 10 Dec Air Canada
05 Dec - 12 Dec Air Canada
09 Dec - 16 Dec Air Canada
06 Dec - 13 Dec United
07 Dec - 14 Dec Air Canada
10 Dec - 17 Dec United
31 Dec - 20 Jan Copa
12 Dec - 19 Dec Copa
23 Dec - 13 Jan Copa
29 Dec - 05 Jan LATAM Airlines Group
26 Dec - 02 Jan LATAM Airlines Group
28 Dec - 04 Jan LATAM Airlines Group
27 Dec - 03 Jan Copa
14 Dec - 10 Jan Copa
12 Dec - 10 Jan Copa

Also check the deals for one-way flights from Montreal to Buenos Aires in December.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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